'''
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with self work for additional information
 * regarding copyright ownership.  The ASF licenses self file
 * to you under the Apache License, Version 2.0 (the
 * "License") you may not use self file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http:#www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
'''
from base.graph.Node_Concrete import Node_Concrete

'''
 * RDF blank nodes, ie nodes with identity but without URIs.
'''

class Node_Blank(Node_Concrete):
    # ''' package''' Node_Blank(BlankNodeId id):
    #     super().__init__(id)
    def __init__(self, id):
        super().__init__(id)

    #@Override
    # param 
    # result boolean
    def isBlank(self):
        return True
    

    #@Override
    # param 
    # result BlankNodeId
    def getBlankNodeId(self):
        #(BlankNodeId)
        return self.label
    

    #@Override
    # param NodeVisitor v
    # result Object
    def visitWith(self, v):
        # (BlankNodeId)
        return v.visitBlank(self, self.label)
    

    #@Override
    # param Object other
    # result boolean
    def equals(self, other):
        if (self == other):
            return True
        return isinstance(other, Node_Blank) and self.label.equals(other.label)
    

